16694340 has 96 divisors (see below), whose sum is σ = 53343360. Its totient is φ = 3864576.

The previous prime is 16694333. The next prime is 16694351. The reversal of 16694340 is 4349661.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12631 + ... + 13889.

It is an arithmetic number, because the mean of its divisors is an integer number (555660).

Almost surely, 2^16694340 is an apocalyptic number.

16694340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16694340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26671680).

16694340 is an abundant number, since it is smaller than the sum of its proper divisors (36649020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16694340 is a wasteful number, since it uses less digits than its factorization.

16694340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301 (or 1299 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 16694340 is about 4085.8707762238. The cubic root of 16694340 is about 255.5777748657.

The spelling of 16694340 in words is "sixteen million, six hundred ninety-four thousand, three hundred forty".